linux-kernel - [PATCH v2 02/23] PCI: artpec6: Prefer of_device_get_match

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Date:   Wed, 22 Dec 2021 19:10:33 -0600
From:   Bjorn Helgaas <helgaas@...nel.org>
To:     linux-pci@...r.kernel.org, Fan Fei <ffclaire1224@...il.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>, linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Shuah Khan <skhan@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Jesper Nilsson <jesper.nilsson@...s.com>,
        linux-arm-kernel@...s.com
Subject: [PATCH v2 02/23] PCI: artpec6: Prefer of_device_get_match_data()

From: Fan Fei <ffclaire1224@...il.com>

The artpec6 driver only needs the device data, not the whole struct
of_device_id.  Use of_device_get_match_data() instead of of_match_device().
No functional change intended.

[bhelgaas: commit log]
Signed-off-by: Fan Fei <ffclaire1224@...il.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Jesper Nilsson <jesper.nilsson@...s.com>
Cc: linux-arm-kernel@...s.com
---
 drivers/pci/controller/dwc/pcie-artpec6.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-artpec6.c b/drivers/pci/controller/dwc/pcie-artpec6.c
index c91fc1954432..2f15441770e1 100644
--- a/drivers/pci/controller/dwc/pcie-artpec6.c
+++ b/drivers/pci/controller/dwc/pcie-artpec6.c
@@ -380,17 +380,15 @@ static int artpec6_pcie_probe(struct platform_device *pdev)
 	struct dw_pcie *pci;
 	struct artpec6_pcie *artpec6_pcie;
 	int ret;
-	const struct of_device_id *match;
 	const struct artpec_pcie_of_data *data;
 	enum artpec_pcie_variants variant;
 	enum dw_pcie_device_mode mode;
 	u32 val;
 
-	match = of_match_device(artpec6_pcie_of_match, dev);
-	if (!match)
+	data = of_device_get_match_data(dev);
+	if (!data)
 		return -EINVAL;
 
-	data = (struct artpec_pcie_of_data *)match->data;
 	variant = (enum artpec_pcie_variants)data->variant;
 	mode = (enum dw_pcie_device_mode)data->mode;
 
-- 
2.25.1